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Medical Dictionary

citronella oil

noun

Medical Definition of citronella oil

  1. :  a yellowish essential oil with a lemony odor obtained from either of two grasses and used especially as an insect repellent:a:  an oil from citronella grass containing chiefly geraniolb:  an oil from a related grass (Cymbopogon winterianus) containing citronellal, citronellol, and geraniol




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